A survey of the opinions of experts ________ that three hours of outdoor exercise a week ________ go
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時間：2024-08-17 10:57:18
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A survey of the opinions of experts ________ that three hours of outdoor exercise a week _
【專家解說】：答案B
句意：一份對專家觀點進行的調(diào)查顯示，每周三個小時的戶外鍛煉有益于人的健康。根據(jù)句意首先要弄清兩個設空處的主語分別為a survey和outdoor exercise故兩空都應該用單數(shù)第三人稱形式，故B正確。
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